224 
The Alligator and Its Allies 
LETTERING FOR FIGURES 59-62 
Aos., Aod., left and right aortic 
arches. 
ab, abdominal artery. 
ax, axillary vein. 
b, veins from body wall. 
br, brachial vein. 
br?!, brachial artery. 
c, coeliac artery. 
ca, caudal artery. 
capr, primary carotid. 
cc, collateralis colli artery. 
ce, cervical artery. 
cl, cloacal artery. 
cm, cm, common carotid artery. 
cr, crural artery. 
cv, caudal vein. 
da, dorsal aorta. 
dm, inferior dental artery of max- 
illa. 
dm', superior dental artery of 
maxilla. 
e, e', artery into skull, perhaps 
to ear. 
ej, external jugular vein. 
ep, internal epigastric vein. 
f, femoral vein. 
f', fibular artery. 
fb, fibular vein. 
g, gastric vein of portal. 
gt, gastric vein of epigastric. 
ga, gastric artery. 
ghi, gastro-hepatico-intestinal 
artery. 
h, hepatic portal vein. 
he', he2, hemorrhoidal arteries. 
i, intestinal vein. 
ic, internal carotid artery. 
id, inferior dental vein. 
il, iliac vein. 
il’, iliac artery. 
im, internal mammary vein. 
im?, internal mammary artery. 
is, ischiadic vein. 
ist, ischiadic artery. 
j, internal jugular vein. 
jm, jm’, artery to jaw muscle. 
1, lingual vein. 
11, lingual artery. 
lg, laryngeal artery. 
lu, 1-7, lumber arteries (numbers 
on left side of figure). 
m, mesenteric vein. 
m_?, mesenteric artery. 
md, mandibular artery. 
mg, artery to musk gland. 
ms, muscular vein. 
n, artery to posterior nasal region. 
n't, artery to anterior and mid- 
nasal region. 
n?, artery to anterior nasal region. 
o'-04, arteries to eye. 
oc, artery to muscles at base of 
skull. 
oe, cesophageal arteries. 
pa, pelvic artery. 
pa', second pelvic artery. 
pb, post brachial vein. 
pc, post cava. 
pd, right pulmonary artery. 
pi, pancreo-intestinal artery. 
pl, pl?, pelvic vein. 
plu, pleural artery. 
ps, left pulmonary artery. 
q, artery to muscle at angle of jaw. 
ra, radial vein. 
rat, radial artery. 
re, reproductive vein or artery. 
rp, renal portal vein. 
rt, rectal vein. 
rt, rectal artery. 
rv, renal vein. 
s, subclavian vein. 
sc, sciatic artery (Fig. 61). 
